这类岩石典型地呈块状，但常呈薄板状或片理化。

Typically the rock is massive, but commonly it is flaggy or schistose.

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其中，上述穿孔机构800，是在冲头用金属模 具820和冲模用金属模具830之间的空隙G大于薄板状加工对象W 的厚度状态下实施穿孔的穿孔机构。

The punching mechanism (800) performs punching in a condition where a gap (G) between the punching die (820) and the dieing die (830) is greater than the thickness of the sheet-like object (W).

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一个长长的天窗造型呈烟囱状，由半透明的聚碳酸酯薄板制成，可以在门关闭时为室内提供天然照明。

A long skylight set in a chimney-shaped volume is made from translucent polycarbonate sheeting and provides natural light when the doors are closed.

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